Cardiology

Self-powered 'pacemaker for life' in pigs unveiled

Scientists on Tuesday unveiled a battery-free pacemaker that generates its energy from the heartbeats of pigs in what could pave the way for an "implant for life" in humans suffering from heart defects.

Other

US regulators float ideas for boosting medical device safety

U.S. health officials on Tuesday proposed steps to improve the government's system for overseeing medical devices, which has been criticized for years for failing to catch problems with risky implants and medical instruments.

Cardiology

Rapid deployment valve for aortic stenosis ups stroke risk

(HealthDay)—For patients with aortic valve stenosis, treatment with a rapid deployment valve (RDV) is associated with increased rates of new-onset pacemaker implantation and disabling stroke, compared with conventional ...

Cardiology

MRIs safe with older pacemakers, study finds

(HealthDay)—Powerful magnetic fields created during an MRI scan were thought to play havoc with some pacemakers, but a new study says these scans are safe for people with the heart devices.

Neuroscience

Brain-machine interfaces to treat neurological disease

Since the 19th century at least, humans have wondered what could be accomplished by linking our brains – smart and flexible but prone to disease and disarray – directly to technology in all its cold, hard precision. Writers ...

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